28337895

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2179}}^1$

素因数の和:2224

約数の個数: 36

約数和(自身を含む): 52202280

約数和(自身を除く): 23864385

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 2179, 2601, 4335, 6537, 10895, 13005, 19611, 32685, 37043, 98055, 111129, 185215, 333387, 555645, 629731, 1666935, 1889193, 3148655, 5667579, 9445965, 28337895]

約数ペア:

[(1, 28337895), (3, 9445965), (5, 5667579), (9, 3148655), (15, 1889193), (17, 1666935), (45, 629731), (51, 555645), (85, 333387), (153, 185215), (255, 111129), (289, 98055), (765, 37043), (867, 32685), (1445, 19611), (2179, 13005), (2601, 10895), (4335, 6537)]